Rostraria Explained

Rostraria is a genus of plants in the grass family, native primarily to Eurasia and North Africa with one species native to South America.^[1] ^[2] Hairgrass is a common name.

These grasses are sometimes included in genus Koeleria.

Species^[3] ^[4]

Rostraria azorica S.Hend. - Santa Maria in Azores
Rostraria balansae (Coss. & Durieu) Holub - Algeria incl. Habibas Islands
Rostraria berythea (Boiss. & Blanche) Holub - Cyprus, Turkey, Lebanon, Syria, Iraq, Iran, Palestine, Jordan, Israel
Rostraria clarkeana (Domin) Holub - Jammu & Kashmir
Rostraria cristata (Linn.) Tzvelev - Mediterranean hairgrass - Mediterranean, Sahara, and southwest Asia from Portugal + Cape Verde to northern India
Rostraria hispida (Savi) Dogan - Mediterranean from Morocco + Corsica to Turkey
Rostraria litorea (All.) Holub - Mediterranean from Morocco + Corsica to Greece
Rostraria obtusiflora (Boiss.) Holub - from Crete to Tajikistan
Rostraria pumila (Desf.) Tzvelev^[5] from Canary Islands to Pakistan
Rostraria rohlfsii (Asch.) Holub - Sahara (Algeria, Tunisia, Libya, Chad, Egypt)
Rostraria salzmannii (Boiss.) Holub - Spain, Morocco, Algeria, Tunisia, Libya
Rostraria trachyantha (Phil.) Soreng - Peru, Chile

formerly includedsee Avellinia Trisetaria

Rostraria festucoides - Avellinia festucoides
Rostraria laevis - Trisetaria panicea
Rostraria neglecta - Trisetaria panicea
Rostraria parviflora - Trisetaria parviflora

Notes and References

https://www.biodiversitylibrary.org/page/15353881#page/165/mode/1up Trinius, Carl Bernhard von. 1820. Fundamenta Agrostographiae 149, §161
https://www.biodiversitylibrary.org/page/15353881#page/243/mode/1up Trinius, Carl Bernhard von. 1820. Fundamenta Agrostographiae plate XVII (17), figure VIII (8)
http://luirig.altervista.org/flora/taxa/floraspecie.php?genere=Rostraria Altervista Flora Italiana, genere Rostraria
http://www.theplantlist.org/tpl1.1/search?q=Rostraria The Plant List search for Rostraria
Web site: Rostraria. Flora of Pakistan. 2008-06-15.